Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7121500 | Stackable winding core and method of making same | Clifford Bellum, Wim van de Camp | 2006-10-17 |
| 7078082 | Dual-functioning mechanism for startup during winding of web material and for splicing during unwinding | — | 2006-07-18 |